interface: faster bootstrap of backwards search

2018-09-16 18:18:49 +02:00
parent 4d502eb2bf
commit 7dc5665ab1
1 changed files with 2 additions and 1 deletions
--- a/electrum/interface.py
+++ b/electrum/interface.py
@@ -540,7 +540,8 @@ class Interface(PrintError):
            return True

        bad, bad_header = height, header
-        height -= 1
+        local_max = max([0] + [x.height() for x in blockchain.blockchains.values()]) if 'mock' not in header else float('inf')
+        height = min(local_max + 1, height - 1)
        while await iterate():
            bad, bad_header = height, header
            delta = self.tip - height